#4EC5E9#4EC5E9

#4EC5E9 is a light, moderate cyan. Relative luminance 0.474; OKLCH L 77.1% C 0.116 H 221.5°. Best body text is #000000 at 10.49:1 contrast (WCAG AA passes).

Color values

HEX#4EC5E9
RGBrgb(78, 197, 233)
HSLhsl(194, 78%, 61%)
HSVhsv(194, 67%, 91%)
CMYKcmyk(66.5%, 15.5%, 0%, 8.6%)
CIE-LABlab(74.46, -22.21, -27.63)
CIE-LCHlch(74.46, 35.45, 231.21°)
OKLaboklab(77.09% -0.0871 -0.0771)
OKLCHoklch(77.09% 0.116 221.5)
XYZxyz(37.8101, 47.4312, 84.2375)
Luminance0.4743 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4EC5E9 #E9724E
analogous
#4EE9BF #4EC5E9 #4E78E9
triadic
#4EC5E9 #E94EC5 #C5E94E
tetradic
#4EC5E9 #BF4EE9 #E9724E #78E94E
square
#4EC5E9 #BF4EE9 #E9724E #78E94E
split-complementary
#4EC5E9 #E94E78 #E9BF4E
monochromatic
#1586A8 #1CB1DE #4EC5E9 #84D7F0 #BBE9F7

Accessibility & contrast

On white

2.00
#4EC5E9 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

10.49
#4EC5E9 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #4EC5E9
10.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4EC5E9#FFFFFF#000000##000000
##4EC5E91.002.0010.4910.49
#FFFFFF2.001.0021.0021.00
#00000010.4921.001.001.00
##00000010.4921.001.001.00

Color blindness preview

Protanopia (red-blind)
#B0C0EB
Deuteranopia (green-blind)
#9AB0E9
Tritanopia (blue-blind)
#00D0D0
Achromatopsia (no color)
#B7B7B7

Design tokens & code

CSS
--color: #4ec5e9;
/* rgb */ color: rgb(78, 197, 233);
/* oklch */ color: oklch(77.1% 0.116 221.5);
Tailwind
colors: {
  custom: {
    50: '#91d6f0',
    500: '#4ec5e9',
    950: '#000000',
  },
}
SCSS
$custom: #4ec5e9;
$custom-light: #91d6f0;
$custom-dark: #000000;
JSON
{
  "hex": "#4ec5e9",
  "rgb": {
    "r": 78,
    "g": 197,
    "b": 233
  },
  "hsl": {
    "h": 193.935,
    "s": 77.889,
    "l": 60.98
  },
  "oklch": {
    "l": 0.77087,
    "c": 0.11634,
    "h": 221.5
  },
  "luminance": 0.47435
}

Semantic roles & 50–950 ramp

primary
#4EC5E9
secondary
#E7BAAC
accent
#3B0BDA
background
#F9FDFE
surface
#F2FAFD
border
#CCD3D5
text
#0E1416
muted
#7E8384

Preview Lab

Preview with #4EC5E9

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →

#4EC5E9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva